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Geo SCADA Knowledge Base
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Originally published on Geo SCADA Knowledge Base by sbeadle1 | June 09, 2021 09:48 PM
Property | Internal Point | Database Variable | Parameter | Comment |
---|---|---|---|---|
Database icon | Dark Grey | Yellow | Light Grey | |
Which data steam are the values stored within? | Data stream | Data stream | Config stream | The choice of which steam is important should you export/import the object via SDE. SDE files only contain the config stream so on import the internal point and database variable will have no value |
Permission required to change value | Control | Control | Configure | Generally operators will have the Control permissions but not Configure, this can be used to control who can change the value |
Alarms | Analogue and digital: Yes String and Time: No | No | No | |
Historic | Analogue and digital: Yes String and Time: No | No | No | |
Value change logging | Standard event logging | Standard event logging | Config Changes table, if enabled | |
Includes in count for licensing? | Yes | No | No | |
Included data types | Analogue digital string time | Lots, including (array for some): Boolean, byte colour (RGB) double floats strings time variants | Postal address double grid reference object link parameter table string | |
Triggers logic on-input changed | Analogue and digital: Yes String and Time: No | No | No |
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